9813.pdf (361.78 kB)
Download file

Supplemental material: 40Ar/39Ar Age of the Manson Impact Structure, Iowa, and Correlative Impact Ejecta in the Crow Creek Member of the Pierre Shale (Upper Cretaceous), South Dakota and Nebraska

Download (361.78 kB)
journal contribution
posted on 01.01.1998, 00:00 by Glenn A. Izett
GSA Data Repository Item 9813, GSA Bulletin, Vol. 110, p. 361. File size: 7 p., about 362 K bytes.